Plantae>Magnoliophyta>Magnoliopsida>Ericales>Ericaceae>Oxydendrum arboreum (L.) A.P. de Candolle
Sourwood is a fairly common understory tree in areas with dry, acidic soil. Fragrant sprays of small white flowers in late spring/early summer and brilliant scarlet leaves in fall. Chatham Co., NC 6/13/10. |
The large, simple, finely serrate leaves have an acidic taste, similar to wood-sorrel (Oxalis). Young leaves are edible. Can be difficult to remember how to spell -- note that the genus is not spelled Oxydendron and the species is not arboretum. | |
Hanging sprays of fragrant white urceolate (urn-shaped) flowers, arranged in racemes, appear in late spring. They are very popular with bees and other insects. The butterfly is a Silver-spotted Skipper (Epargyreus clarus). Moore Co., NC 6/10/06. | |
Sprays of up-pointed capsules full of minute seeds follow the flowers in fall. |
Scotland Co., NC 11/1/08. | |
Leaves of seedlings are bristly-hairy. Hanging Rock, Stokes Co., NC 6/14/2009. | |
Detail of bristly seedling leaves. Hanging Rock, Stokes Co., NC 6/14/2009. |
Winter twigs from the past year's growth are distinctively reddish, while twigs from the year before that are greenish-tan. Orange Co., NC 3/20/10. | |
Chatham Co., NC 6/13/10. |
The deeply furrowed, blocky bark is quite distinctive. The trunk usually leans, almost never growing straight up, and is oval in cross-section instead of circular. |
More information:
NC State Fact Sheet
Trees of Alabama and the Southeast
Virginia Tech Dendrology
All photographs and text ©2010 by Will Cook unless otherwise indicated.